1. Principles of nonmetallic mineral flotation;Aplan,1962
2. The effect of clay slimes on coal flotation, Part I: The nature of the clay;Arnold;Int. J. Miner. Process.,1986
3. Adsorption of cations by soil;Bolt,1976
4. Mineralogical characterization of black-water solids;Bradley;Trans. A.I.M.E.,1980
5. Coal flotation;Brown,1962